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Hands-On: The Nezumi Corbeau CQ4.702

The Nezumi Corbeau CQ4.702 pairs black DLC accents and a blue-and-yellow chronograph counter with a 40 mm case and Seiko VK63 movement. Here are its fit, water-resistance limits and key differences from the CQ4.202.
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The Nezumi Corbeau CQ4.702 is a compact, black-DLC-accented chronograph with a Seiko VK63 mecha-quartz movement, a 12-hour bezel and a distinctive blue-and-yellow 60-minute counter. Its 40 mm case and 47 mm lug-to-lug measurement give it manageable listed dimensions, but its 5 ATM water-resistance rating is for everyday splashes—not swimming or diving.

What is the Nezumi Corbeau CQ4.702?

Nezumi presents the Corbeau as its interpretation of a classic mil-spec-themed chronograph; “Corbeau” is French for crow. The CQ4.702 is the black-DLC-accented version, assembled in Germany according to the official product page. The Corbeau line was designed by Nezumi founder David Campo and has existed since 2016, according to Fratello’s July 28, 2025 hands-on review.

The brushed 316L stainless-steel case is paired with black-DLC-coated bezel, pushers, crown and caseback. The black dial has three registers; the 60-minute counter at 9 o’clock carries the vivid blue-and-yellow accent, while the other registers blend more quietly into the dial. Fratello’s Jorg Weppelink compares the styling visually with Heuer Bund and vintage Sinn 155 chronographs. That is a design reference, not a claim that the Corbeau reproduces or is historically equivalent to either watch.

How the movement and controls work

The watch uses a Seiko VK63 mecha-quartz movement. Nezumi says its mechanical chronograph module gives the central chronograph seconds hand a sweeping motion, tactile-feeling pusher action and an instant snap-back reset. Timekeeping functions include central hours and minutes, small seconds, a 24-hour indicator, a 60-minute chronograph register and central chronograph seconds.

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Citizen Eco-Drive Pilot Chronograph Watch with Atomic Timekeeping, 12/24HR, Power Reserve, Luminous Hands/Markers, Sapphire Crystal - Green Dial
  • Modern, pilot-inspired Promaster timepieces equipped for professional use to discover the world from high above.
  • Synchronized to Atomic Time Clock for Superior Accuracy, Atomic Timekeeping Technology with Synchronized Time Adjustment Available in 24 Time Zones, 1 Second Chronograph Measures up to 60 Minutes, Perpetual Calendar, 12/24 Hour Time, Alarm, Power Reserve Indicator, Day / Date
  • Silver-Tone Stainless Steel
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  • 200 Meters Water Resistant and 5 Year Limited Warranty

Fratello reports accuracy within ±20 seconds per month and battery life of about three years. Those are figures reported by the reviewer in 2025, not values independently confirmed here against a Seiko technical sheet.

A 120-click unidirectional bezel has a 12-hour scale. Nezumi says it can track elapsed hours or help follow a second time zone. In his couple of days wearing the watch, Weppelink found the chronograph clicks firm, the crown action reassuring and the bezel clicks crisp; those are his observations rather than instrumented tests.

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  • Quartz movement with analog display
  • Stainless steel band featuring fold-over push-button clasp with safety
  • Water resistant to 100 m (330 ft): In general, suitable for swimming and snorkeling, but not scuba diving

Case dimensions, crystal and lume

Specification Nezumi Corbeau CQ4.702
Case diameter 40 mm
Lug to lug 47 mm
Thickness 12.75 mm, including the domed crystal
Lug width 20 mm
Case and finish Brushed 316L stainless steel; bezel, pushers, crown and caseback are black DLC-coated
Crystal Double-domed sapphire with internal anti-reflective coating
Lume Swiss Grade X1 Super-LumiNova
Movement Seiko VK63 mecha-quartz
Water resistance 5 ATM / 50 m / 164 ft

These specifications are listed by Nezumi. The 47 mm lug-to-lug measurement is useful alongside the 40 mm diameter when assessing fit, while the 12.75 mm thickness includes the domed crystal.

What does 5 ATM water resistance allow?

Do not read the 50 m figure as a recommendation to swim with the CQ4.702. Nezumi describes the rating as suitable for everyday exposure such as rain, handwashing and light splashes, and says the watch is not intended for swimming, showering, diving or submersion. The maker also advises against operating the pushers, crown or bezel while the watch is wet or submerged. Follow that practical guidance rather than treating the depth-equivalent figure as a use rating.

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How does the CQ4.702 compare with the CQ4.202?

Fratello characterizes the CQ4.702 as the black-DLC version with blue-and-yellow dial color, while the CQ4.202 is the stainless-steel reverse-panda option with off-white subdials. The main distinction is therefore visual: a darker, more colorful accent treatment on the CQ4.702 versus a brighter steel case and contrasting pale subdials on the CQ4.202.

The review describes three strap or bracelet configurations. Its prices are historical figures from publication in July 2025, not current quotes.

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AVI-8 Mens 42mm Hawker Hurricane Classic Chronograph Classic White Japanese Quartz Pilot Watch with Leather Strap AV-4011-01
  • AVI-8 - OUR STORY: The brand inspiration and design excellence originates from the collaboration between pilots and engineers who served in air forces around the world. Every collection is an explicit homage to the planes, people and history of military aviation. Each timepiece brings to life the detail and narrative of the inspiration to delight and engage the wearer.
  • THE HAWKER HURRICANE CLASSIC CHRONOGRAPH: A tribute to arguably the most iconic plane from the WW2 era. The Hawker Hurricane Classic Chronograph is characterised by a simplicity that echoes the design of its namesake. Clean, bold lines surround the dial on which the colours and graphics celebrate the fighter plane’s simple but striking motif that identified the Hawker Hurricane.
  • CHRONOGRAPH MOVEMENT: A classic timepiece that speaks across generations - a stylish men's watch with Japanese Quartz Chronograph movement and date function
  • THE FINER DETAILS: The Hawker Hurricane Classic Chronograph features a 42mm stainless steel case, a 22mm genuine leather strap, mineral lens and water resistance of 50m.
  • 2 YEARS INTERNATIONAL WARRANTY: Your AVI-8 watch is warranted against any manufacturing defect for a period of twenty-four (24) months from the date of purchase.
Configuration cited in the 2025 review Price cited at publication
Juno canvas strap €373 excluding VAT
Hunt leather strap €373 excluding VAT
Colin 2.2 stainless-steel bracelet with folding clasp and tool-less micro-adjustment €419 excluding VAT

Both the historical prices and configuration descriptions come from Fratello’s July 2025 review. Check Nezumi’s live listing for present pricing and availability. With the listed 20 mm lug width, alternate straps may be worth considering, but confirm attachment type and strap length before buying one.

Buying and ownership details to check

When the official product page was observed in 2026, it advertised free shipping and a two-year warranty, and said worldwide FedEx Priority shipping typically takes 3–5 business days depending on destination and customs. Nezumi also notes that customs charges may apply outside the EU and that US orders may incur duties or tariffs. These terms, along with price and stock, can change; confirm the current details on the product page before ordering.

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Quick Recap

SaleBestseller No. 1
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Citizen Eco-Drive Pilot Chronograph Watch with Atomic Timekeeping, 12/24HR, Power Reserve, Luminous Hands/Markers, Sapphire Crystal - Green Dial
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45.5 mm stainless steel case with mineral dial window; Quartz movement with analog display
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CITIZEN Men's Eco-Drive Rebel Pilot 44mm Stainless Steel CA0761-06W
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Dial showcases Rebel and light sideof the Force symbols and the Jedi Order logo; Luminous Hands, Markers, and X-fighter jet, Spherical Mineral Crystal
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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